N. OTHER INDUSTRIES 1. Mining (Table N-1) The map indicates location of the Valley’s mining districts. Mining operations in recent years have focused on gold, turquoise, perlite, and volcanic scoria (lava rock). Silver - Volcanic rock - Document - PDFSEARCH.IO

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	N. OTHER INDUSTRIES 1. Mining (Table N-1) The map indicates location of the Valley’s mining districts. Mining operations in recent years have focused on gold, turquoise, perlite, and volcanic scoria (lava rock). Silver Add to Reading List Document Date: 2008-10-30 13:34:41 Open Document File Size: 704,10 KB Share Result on Facebook

N. OTHER INDUSTRIES 1. Mining (Table N-1) The map indicates location of the Valley’s mining districts. Mining operations in recent years have focused on gold, turquoise, perlite, and volcanic scoria (lava rock). SilverAdd to Reading List